[INFO] cloning repository https://github.com/mreboland/rustTypesStrings [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mreboland/rustTypesStrings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmreboland%2FrustTypesStrings", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmreboland%2FrustTypesStrings'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 93268bf785e18b962d7ffbd8bfa6b4d6029a7bdb [INFO] checking mreboland/rustTypesStrings against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmreboland%2FrustTypesStrings" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mreboland/rustTypesStrings on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mreboland/rustTypesStrings [INFO] finished tweaking git repo https://github.com/mreboland/rustTypesStrings [INFO] tweaked toml for git repo https://github.com/mreboland/rustTypesStrings written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/mreboland/rustTypesStrings already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0a78a65f6665d428f8f60a85c90614c48dbbeb3a939fc6ee01102d32d1d76637 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0a78a65f6665d428f8f60a85c90614c48dbbeb3a939fc6ee01102d32d1d76637", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0a78a65f6665d428f8f60a85c90614c48dbbeb3a939fc6ee01102d32d1d76637", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a78a65f6665d428f8f60a85c90614c48dbbeb3a939fc6ee01102d32d1d76637", kill_on_drop: false }` [INFO] [stdout] 0a78a65f6665d428f8f60a85c90614c48dbbeb3a939fc6ee01102d32d1d76637 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7632a712372fe953af4f0b53772fe381702bcb9d662d046ec8d4e1cf79f7f3e7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7632a712372fe953af4f0b53772fe381702bcb9d662d046ec8d4e1cf79f7f3e7", kill_on_drop: false }` [INFO] [stderr] Checking types-strings v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: the type `str` cannot be indexed by `{integer}` [INFO] [stdout] --> src/main.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 75 | s[0] = 'c'; // error: the type `str` cannot be mutably indexed [INFO] [stdout] | ^^^^ string indices are ranges of `usize` [INFO] [stdout] | [INFO] [stdout] = help: the trait `SliceIndex` is not implemented for `{integer}` [INFO] [stdout] = note: you can use `.chars().nth()` or `.bytes().nth()` [INFO] [stdout] for more information, see chapter 8 in The Book: [INFO] [stdout] = note: required because of the requirements on the impl of `Index<{integer}>` for `str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `push` found for reference `&str` in the current scope [INFO] [stdout] --> src/main.rs:76:7 [INFO] [stdout] | [INFO] [stdout] 76 | s.push('\n'); // error: no method named `push` found for type `&str` [INFO] [stdout] | ^^^^ method not found in `&str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `types-strings` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0277]: the type `str` cannot be indexed by `{integer}` [INFO] [stdout] --> src/main.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 75 | s[0] = 'c'; // error: the type `str` cannot be mutably indexed [INFO] [stdout] | ^^^^ string indices are ranges of `usize` [INFO] [stdout] | [INFO] [stdout] = help: the trait `SliceIndex` is not implemented for `{integer}` [INFO] [stdout] = note: you can use `.chars().nth()` or `.bytes().nth()` [INFO] [stdout] for more information, see chapter 8 in The Book: [INFO] [stdout] = note: required because of the requirements on the impl of `Index<{integer}>` for `str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `push` found for reference `&str` in the current scope [INFO] [stdout] --> src/main.rs:76:7 [INFO] [stdout] | [INFO] [stdout] 76 | s.push('\n'); // error: no method named `push` found for type `&str` [INFO] [stdout] | ^^^^ method not found in `&str` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7632a712372fe953af4f0b53772fe381702bcb9d662d046ec8d4e1cf79f7f3e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7632a712372fe953af4f0b53772fe381702bcb9d662d046ec8d4e1cf79f7f3e7", kill_on_drop: false }` [INFO] [stdout] 7632a712372fe953af4f0b53772fe381702bcb9d662d046ec8d4e1cf79f7f3e7